class_docstr: Tests for the IntegerComparator
docstr: Test ``pow`` method.
docstr_tok: ["Test","``","pow","``","method","."]
code: def test_power(self):
      """Test ``pow`` method."""
      op = qml.IntegerComparator(3, wires=[0, 1, 2, 3])
  
      powers = range(8)
      for power in powers:
          op_pow = op.pow(power)
          assert op_pow == [] if power % 2 == 0 else [op]
  
imports: import copy
  import itertools
  import pytest
  import numpy
  import pennylane
  from pennylane.wires import Wires
label_desc: Use image node_id 14 for calling the TestIntegerComparator obj's underlying member method code with example usage: obj.test_power() without return types